Refrigerator



FIG. 1 is a front elevation view of the refrigerator showing my new invention;

FIG. 2 is a right side elevation view thereof;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a right front perspective view thereof;

FIG. 5 is a right front perspective view with a door in an open position, showing access to a further partial rack and door, in a door-in-door embodiment; and,

FIG. 6 is a left front perspective showing two upper doors fully swung open and two bottom drawers partly pulled open.

The broken lines depict portions of the refrigerator that form no part of the claimed design. 

CLAIM The ornamental design for a refrigerator, as shown and described. 